Online PHP editor | output for GO0AL

Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Warning: preg_replace(): Delimiter must not be alphanumeric, backslash, or NUL in /in/GO0AL on line 6 Deprecated: preg_match_all(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/GO0AL on line 7
Output for 8.1.0 - 8.1.28: Warning: preg_replace(): Delimiter must not be alphanumeric or backslash in /in/GO0AL on line 6 Deprecated: preg_match_all(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/GO0AL on line 8
Output for 5.2.5 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30: Warning: preg_replace(): Delimiter must not be alphanumeric or backslash in /in/GO0AL on line 6
Output for 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.4: Warning: preg_replace(): Delimiter must not be alphanumeric or backslash in /in/GO0AL on line 6 Array ( [0] => Array ( [0] => A [1] => BE [2] => C1 [3] => DE [4] => Tr ) [1] => Array ( [0] => A [1] => BE [2] => C1 [3] => DE [4] => Tr ) [2] => Array ( [0] => [1] => [2] => [3] => [4] => Tr ) ) 1
Output for 4.3.0 - 4.3.10: Warning: Delimiter must not be alphanumeric or backslash in /in/GO0AL on line 6 Array ( [0] => Array ( [0] => A [1] => BE [2] => C1 [3] => DE [4] => Tr ) [1] => Array ( [0] => A [1] => BE [2] => C1 [3] => DE [4] => Tr ) [2] => Array ( [0] => [1] => [2] => [3] => [4] => Tr ) ) 1